Nortel 1110 Guía Del Usuario
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Appendix D
802.1ab Link Layer Discovery Protocol
802.1ab Link Layer Discovery Protocol
Contents
This section contains the following topics:
•
•
Introduction
802.1ab Link Layer Discovery Protocol is available for the following IP
Phones
Phones
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IP Phone 2001
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IP Phone 2002
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IP Phone 2004
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IP Phone 2007
•
IP Phone 1110
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IP Phone 1120E
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IP Phone 1140E
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IP Phone 1150E
Description
The IEEE 802.1ab Link Layer Discovery Protocol (LLDP) defines a standard
method for Ethernet network devices, such as IP Phones, switches, and
routers to exchange information about their capabilities with other devices
and to store this information in a Management Information Base (MIB).
method for Ethernet network devices, such as IP Phones, switches, and
routers to exchange information about their capabilities with other devices
and to store this information in a Management Information Base (MIB).
LLDP also enables the system administrator to view the entire network
infrastructure.
infrastructure.
The Telecommunications Industry Association (TIA) developed the Link
Layer Discovery Protocol (LLDP)-Media Endpoint Discovery (LLDP-MED)
extension of 802.1ab LLDP for VoIP networks, as defined by ANSI/TIA-1057.
Layer Discovery Protocol (LLDP)-Media Endpoint Discovery (LLDP-MED)
extension of 802.1ab LLDP for VoIP networks, as defined by ANSI/TIA-1057.
Nortel Communication Server 1000
IP Phones Fundamentals
NN43001-368
02.01
Standard
Release 5.0
7 December 2007
Copyright © 2003–2007, Nortel Networks
.